EricM9104 Posted December 26, 2009 Report Share Posted December 26, 2009 Looking at re-doing my system once I get a new car (MK3 VW Jetta)... Think a 200+ amp alternator, 2-4 group 31 batteries in back would keep voltage above 13v full tilt, with the amp at 1ohm? Quote 2015 Honda Civic LX 4dr | 24k miles Stock H/U and mids/highs Power Acoustik GW3-12" D2 Sub HiFonics BXX1200.1D @ 1ohm Random 2.5^3' dual ported box NVX LOC Stinger wiring throughout 1977 Chevy SWB Cammed 350 Dual exhaust Cheap Wish stereo Link to comment Share on other sites More sharing options...
Boon Posted December 26, 2009 Report Share Posted December 26, 2009 Yeah I would say that would be fine. Won't stay above 13 though. 12.8. Quote 10.x volts fo' life! Link to comment Share on other sites More sharing options...
Mostar Posted December 26, 2009 Report Share Posted December 26, 2009 Like he said^^, I am running two 3500's at 0.5ohm with 4 batts it the back with a 200 amp alt and I stay above 13v @ 1500RPM. You should def be good! Quote '05 GMC Envoy H/U: PIONEER AVH P4300DVD Subs: ( SA-12's Amps: (2) SAZ3500d's MECHMAN 270A Alt and 5 Batteries with lots of 1/0 Link to comment Share on other sites More sharing options...
EricM9104 Posted December 26, 2009 Author Report Share Posted December 26, 2009 (edited) Aight, cool guys. I'm un-decided between one big ass Sundown amp or two SAZ-2000D's... lol Thanks fellas. Edited December 26, 2009 by EricM9104 Quote 2015 Honda Civic LX 4dr | 24k miles Stock H/U and mids/highs Power Acoustik GW3-12" D2 Sub HiFonics BXX1200.1D @ 1ohm Random 2.5^3' dual ported box NVX LOC Stinger wiring throughout 1977 Chevy SWB Cammed 350 Dual exhaust Cheap Wish stereo Link to comment Share on other sites More sharing options...
Blue_C1500 Posted December 26, 2009 Report Share Posted December 26, 2009 Like he said^^,I am running two 3500's at 0.5ohm with 4 batts it the back with a 200 amp alt and I stay above 13v @ 1500RPM. You should def be good! What size are your 4 batts in the back and what are you running up front? Quote HU: Pioneer Highs: 2X 4X6"s, 2X 3.5"s, 4X 5.25" comps, Q-Logic kicks, and a Sundown SAX-125.2 Subs: 4 Nightshade 15s and Strapped SAZ-3500Ds <---Sundown FTW Electrical: dual DC Power 320s (ordered) and 2 D3400s up frt and 4 D2700s in the back .ʇı ɥʇıʍ ʞɔnɟ ʇ,uɐɔ noʎ 'ʞɔıp ǝɹos ɐ ǝʞı1 sı uʍopunS Link to comment Share on other sites More sharing options...
Hostility Posted December 27, 2009 Report Share Posted December 27, 2009 What size are your 4 batts in the back and what are you running up front? i ran my saz3500D with 1 good bat up front, and 1 big batt in back and 220amp alt. stayed above 14v at idle (some songs made it drop though) Quote 99 s10 4.3L Big 3 220amp alt Odyssey 1500 Odyssey 2150 Northstar NSB 75 Sundown Audio 3500D Sundown Audio 125.2 3 Sundown Audio SA-12's Alpine H/U RF Power Comp set 6.5" RF 3 sixty line driver 5.25 cubes @ 31hz Link to comment Share on other sites More sharing options...
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